O字母開頭的單詞或詞組(第13頁):
- orifice
- ocean freight
- on grounds of
- on one's own ground
- onlooker
- OTD
- oxidizer
- Okie
- obsessive-compulsive
- oiler
- out of band
- outwear
- over stated
- obfuscation
- oops
- OC
- obtrusive
- occupation
- oocyte
- outward-bound
- outgrow
- one-up
- ophthalmic
- oodles
- October
- oil press
- once in a blue moon
- out and about
- overweigh
- off season
- ophthalmologist
- opener
- open contract
- on board
- omnipotent
- oil refinery
- over weight
- overstate
- out of time
- oyster
- operand
- ostensibly